CC is trading 4.2% down at $20.46 after a landmark $450 million PFAS settlement with U.S. regulators raised concerns about future cash outlays and legal risk.

  • The deal includes a $22.5 million civil penalty plus at least $90 million in mitigation spending.
  • Investors are weighing additional pollution-control and clean-water investments against the company’s balance sheet and longer-term earnings power.